<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style>
			 
			#d1{
				height: 400px; width:600px;
			 
				background: red url(../img/help.png) no-repeat center center;
			}
			#d2{
				height: 300px;
				width: 800px;
				background-color: green;
				background-image: url(../img/mess.png);
				background-repeat: no-repeat;
				/*background-size: cover;*/
				/*background-size: contain;*/
				background-size: 100%;
			}
			#guanggao{
				height: 120px;
				/*background-color: blue;*/
				background: linear-gradient(to right,red,blue,orange,black);
			}
		</style>
	</head>
	<body>
		<div id="d1">
			WE change lives
		</div>
		<div id="d2"></div>
		<h3 id="guanggao"></h3>
	</body>
</html>
